.logo {
  height: 60px;
  background: url("../asset/img/ys.png") no-repeat center;
  background-size: 100px 80px;
}

.icon_shouqi {
  text-align: left;
}

.head_title {
  color: #fff;
}

.head_quit {
  text-align: right;
  padding-right: 20px;
}
